MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
An-
Prefix very much employed in medicine and all of the health sciences, indicating 'not, without, or -less.' For example, the prefix 'an' figures into these words: anemia (without blood), anophthalmia (no eye), anotia (no ear), anoxia (no…
Read the definitionRandom terms
Show more- Hecht syndrome A striking genetic disorder in which abnormally short muscles in the jaw make it impossible to open the mouth…
- Prostaglandin E2 One of the prostaglandins, a group of hormone-like substances that participate in a wide range of body…
- Warts, plantar Warts that grow on the soles of the feet. Plantar warts are different from most other warts. They tend to be…
- Anorexic 1. Pertaining to anorexia, lack of appetite.2. A drug or other agent that causes anorexia and so diminishes…
- Herpes simplex type 1 A herpes virus that causes cold sores and fever blisters in and around the mouth. Here is a depiction of a…
- Congenital webbed neck syndrome See: Klippel-Feil sequence
- Craniopharyngioma A type of benign brain tumor that emerges develops from embryonic tissue that forms part of the pituitary…
- Leptin A hormone that has a central role in fat metabolism. Leptin was originally thought to be a signal to lose…
- Cassette A pre-existing structure into which an insert can be moved. In molecular biology, a gene conversion process…
- Conduction system, cardiac The electrical conduction system that controls the heart rate. This system generates electrical impulses and…
- CC chemokine receptor 5 See: CCR5
- Test, Pap A screening test for cervical cancer based on the examination under the microscope of cells collected from…